In this video: One of the biggest purchases a homeowner can make is to install a new furnace and air conditioner. Learn what you need to know when faced with this big decision.

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Whole house fans

Illustration of a whole house fan system

A whole-house fan, also known as an attic fan, provides great ventilation, lowers indoor temperatures and summer electric bills.

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Heating and cooling older homes

Radiator in an older home

Don't be scared of an older heating or cooling system. Systems can be inspected or retrofit to maintain the integrity of your older home.

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Options for heating your home

Energy star logo

Shop and compare when choosing a new heating system. Look for the yellow Energy Guide label to see how one unit stacks up against another.

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Heating and cooling new homes

New home exterior

When planning your new home, make sure you consider newer heating and cooling technologies that could save you money.

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Getting a new fireplace

Man installing ductwork for new fireplace

Is it time to upgrade your fireplace?  Learn how you can improve your home's efficiency with the right fireplace.

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Fix leaky ductwork

Man applying mastic tape to ductwork

Leaks in your ductwork mean the air you've paid to heat or cool is not getting where it needs to go. Find out how to diagnose and fix this common problem.

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Space heating and furnace myths

Myth in large lettering

There are lots of "tips" out there that may not be true or safe. Find out how to separate facts from fiction.

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Sealing ductwork

Man applying mastic tape to ductwork

Leaky ductwork is one of the most common household problems. Luckily, it's easy to fix with the right materials.

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Ductless mini-split system

Internal vents from a ductless mini split system

A ductless mini-split system provides heating and air conditioning to spaces where a traditional ducted system won't work.

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